ABB MCU2 Smart Motor Control Unit

Product Overview

The ABB MCU2 is a high-performance Smart Motor Control Unit designed for industrial motor monitoring and protection. MCU2 integrates motor starting, overload protection, fault diagnostics, and communication capabilities, supporting remote monitoring and data acquisition. Its advanced control algorithms and intelligent protection features significantly enhance motor reliability, extend service life, and reduce maintenance costs.

Detailed Specifications

• Model / Part Number: MCU2

• Type: Smart Motor Control Unit

• Control Functions: Direct-on-line start, Star-Delta start, Soft start

• Protection Functions: Overload protection, short-circuit protection, under/over-voltage protection, phase loss protection

• Communication Interfaces: Modbus RTU, Ethernet/IP (optional)

• Motor Power Range: 0.37 kW ~ 30 kW (depending on model)

• Supply Voltage: AC 380~480 V ±10%

• Control Voltage: AC 24 V / DC 24 V

• Operating Temperature: –20°C ~ +60°C

• Storage Temperature: –40°C ~ +70°C

• Mounting: Panel or control cabinet installation

• Standards Compliance: IEC 60947-4-1, CE, UL

Key Advantages & Features

• Intelligent control: Supports multiple starting methods and remote monitoring

• Comprehensive protection: Overload, short-circuit, phase loss, and under/over-voltage protection

• Data acquisition and diagnostics: Real-time motor status monitoring and fault self-diagnosis

• Industrial-grade reliability: Suitable for harsh industrial environments with high temperature, humidity, and vibration tolerance

• Energy optimization: Reduces motor starting impact and energy consumption

• Easy installation and maintenance: Modular design for simple wiring, commissioning, and replacement

Applications

• Pump, fan, and compressor control in industrial automation systems

• Motor drive and protection for production lines

• HVAC system motor control

• Industrial sectors including water treatment, power, metallurgy, petrochemical, and pharmaceuticals

• Small to medium machinery and motor remote monitoring systems

Precautions

1. Ensure motor power and voltage are compatible with MCU2 before installation.

2. Power off before installation or maintenance to prevent electrical hazards.

3. Avoid high humidity, temperature, and corrosive environments to extend module and motor life.

4. Regularly check wiring, communication, and protection functions for reliable operation.

5. Control and configuration operations should be performed by qualified electrical or automation personnel.

6. Do not exceed rated current and voltage to prevent module damage.